The Smartwool Merino Plant-Based Dye Neck Gaiter is made of a blend of responsibly sourced Merino wool with nylon, so its super soft, lightweight, odor-resistant, and durable. Plus, it can provide UV-ray protection and help keep you cool on hot days and warm on cool ones. And its got some extra length so youll have versatility in how you wear it. For a snowshoe adventure or a summertime hike, this gaiter has got you covered year-round.